The 20 Best RASopathies Doctors Near Me in North Holland, NL

Find the Top RASopathies Experts and Specialists

Last Updated: 11/08/2026

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MediFind found 28 doctor with experience in RASopathies near North Holland, NL. Of these, 25 are Experienced and 3 are Advanced.

Location
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28 providers found
    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Ype Elgersma practices practicing medicine in Rotterdam, Netherlands. Elgersma is rated as an Advanced expert by MediFind in the treatment of RASopathies. They are also highly rated in 14 other conditions, according to our data. Their clinical expertise encompasses Angelman Syndrome, Neurofibromatosis Type 1 (NF1), Neurofibromatosis, and Legius Syndrome.

    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required
    Leiden, ZH, NL 

    Arie Van Haeringen practices practicing medicine in Leiden, Netherlands. Van Haeringen is rated as an Advanced expert by MediFind in the treatment of RASopathies. They are also highly rated in 15 other conditions, according to our data. Their clinical expertise encompasses Marshall-Smith Syndrome, Coffin-Siris Syndrome, Macrodactyly of the Foot, and Increased Head Circumference.

    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Rick Van Minkelen practices practicing medicine in Rotterdam, Netherlands. Mr. Van Minkelen is rated as an Advanced expert by MediFind in the treatment of RASopathies. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Neurofibromatosis, Neurofibromatosis Type 1 (NF1), Frontotemporal Dementia, and Legius Syndrome.

    Are you looking for a specific type of RASopathies?

    Common conditions include: Cardiofaciocutaneous Syndrome, Cardiomyopathic Lentiginosis, Costello Syndrome, Legius Syndrome, Noonan Syndrome

    Learn about our expert tiers
    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Leiden, ZH, NL 

    Linda De Vries practices practicing medicine in Leiden, Netherlands. Ms. De Vries is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 24 other conditions, according to our data. Her clinical expertise encompasses Premature Infant, Asphyxia Neonatorum, Intraventricular Hemorrhage of the Newborn, and Cerebral Palsy.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Leiden, ZH, NL 

    Jeroen Den Hertog practices practicing medicine in Leiden, Netherlands. Mr. Den Hertog is rated as an Experienced expert by MediFind in the treatment of RASopathies. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Cardiomyopathic Lentiginosis, Metachondromatosis, RASopathies, and Melasma.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Rotterdam, ZH, NL 

    Barbara Sibbles practices practicing medicine in Rotterdam, Netherlands. Ms. Sibbles is rated as an Experienced expert by MediFind in the treatment of RASopathies. Her clinical expertise encompasses West Syndrome, RASopathies, Costello Syndrome, and Noonan Syndrome.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Rotterdam, ZH, NL 

    Kyra Stuurman practices practicing medicine in Rotterdam, Netherlands. Ms. Stuurman is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Increased Head Circumference, Allan-Herndon-Dudley Syndrome, Micrognathia, and Hygroma Cervical.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Leiden, ZH, NL 

    Anne-sophie 't Lam-Van Der Werf practices practicing medicine in Leiden, Netherlands. Ms. 't Lam-Van Der Werf is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Lynch Syndrome, Andersen-Tawil Syndrome, Noonan Syndrome, and Endometrial Cancer.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Hannie Douben practices practicing medicine in Rotterdam, Netherlands. Ms. Douben is rated as an Experienced expert by MediFind in the treatment of RASopathies. Her clinical expertise encompasses Legius Syndrome, Blepharocheilodontic Syndrome, Cafe-Au-Lait Spots, and Triple A Syndrome.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Yolande Van Bever practices practicing medicine in Rotterdam, Netherlands. Ms. Van Bever is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Swyer Syndrome, VACTERL Association, Esophageal Atresia, and Tracheoesophageal Fistula.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Dick Jaarsma practices practicing medicine in Rotterdam, Netherlands. Mr. Jaarsma is rated as an Experienced expert by MediFind in the treatment of RASopathies. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Progeria, Cockayne Syndrome Type 1, Primary Lateral Sclerosis, and Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease).

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    ErasmusMC Sophia

    Rotterdam, ZH, NL 

    Rianne Oostenbrink practices practicing medicine in Rotterdam, Netherlands. Ms. Oostenbrink is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Neurofibromatosis, Neurofibromatosis Type 1 (NF1), Optic Glioma, and Multisystem Inflammatory Syndrome in Children (MIS-C).

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Leiden, ZH, NL 

    Janneke Van Den Bergen practices practicing medicine in Leiden, Netherlands. Van Den Bergen is rated as an Experienced expert by MediFind in the treatment of RASopathies. Their clinical expertise encompasses Becker Muscular Dystrophy, Duchenne Muscular Dystrophy, and RASopathies.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Tjakko Van Ham practices practicing medicine in Rotterdam, Netherlands. Van Ham is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Leukodystrophy, Neurofibromatosis Type 1 (NF1), Mosaicism, and Neurofibromatosis.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Jeffrey Stedehouder practices practicing medicine in Rotterdam, Netherlands. Mr. Stedehouder is rated as an Experienced expert by MediFind in the treatment of RASopathies. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Angelman Syndrome, Costello Syndrome, and RASopathies.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Iris Overwater practices practicing medicine in Rotterdam, Netherlands. Ms. Overwater is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Tuberous Sclerosis, Tuberous Sclerosis Complex, Cortical Dysplasia, and Focal or Multifocal Malformations in Neuronal Migration.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Lumc

    Leiden, ZH, NL 

    Claudia Ruivenkamp practices practicing medicine in Leiden, Netherlands. Ruivenkamp is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 8 other conditions, according to our data. Their clinical expertise encompasses Chromosome 18p Deletion, Coffin-Siris Syndrome, Miller Syndrome, and Symphalangism Distal.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Peter Elfferich practices practicing medicine in Rotterdam, Netherlands. Mr. Elfferich is rated as an Experienced expert by MediFind in the treatment of RASopathies. His clinical expertise encompasses Smith-Kingsmore Syndrome, Agyria Pachygyria Polymicrogyria, Legius Syndrome, and Cafe-Au-Lait Spots.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Saskia De Wildt practices practicing medicine in Rotterdam, Netherlands. Ms. De Wildt is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Vascular Birthmark, Hemangioma, Acute Pain, Delirium, and Kidney Transplant.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required

    Erasmus MC

    Rotterdam, ZH, NL 

    Anja Wagner practices practicing medicine in Rotterdam, Netherlands. Ms. Wagner is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Lynch Syndrome, Peutz-Jeghers Syndrome, Familial Adenomatous Polyposis, Colonoscopy, and Hysterectomy.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 28

    Last Updated: 11/08/2026

    What is the definition of RASopathies?

    RASopathies are a group of rare syndromes causes by mutations in the genes that make proteins for the Ras/MAPK cell signaling pathway. This pathway controls cell functions such as cell growth, cell maturation, and cell death. There are several types of RASopathy syndromes, including cardiofaciocutaneous syndrome, Costello syndrome, Legius syndrome, neurofibromatosis type 1, Noonan syndrome, and capillary malformation-arteriovenous malformation syndrome.

    When should I see a RASopathies doctor in North Holland, NL?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a RASopathies doctor in North Holland, NL?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best RASopathies doctor in North Holland, NL?

    You can find a RASopathies doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank RASopathies doctors in North Holland, NL?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by RASopathies doctors in North Holland, NL?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a RASopathies doctor in North Holland, NL?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the RASopathies doctor search results page. 

    Why is it important to get a second opinion from a different RASopathies doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a RASopathies doctor in North Holland, NL?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my RASopathies doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my RASopathies doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female RASopathies doctors in North Holland, NL?

    Look for the filter feature on the left side of the RASopathies doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a RASopathies doctor that offers video calls?

    Look for the filter feature on the left-side of the RASopathies doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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